CA2787887C - Flexible, strongly absorbing material - Google Patents

Flexible, strongly absorbing material Download PDF

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Publication number
CA2787887C
CA2787887C CA2787887A CA2787887A CA2787887C CA 2787887 C CA2787887 C CA 2787887C CA 2787887 A CA2787887 A CA 2787887A CA 2787887 A CA2787887 A CA 2787887A CA 2787887 C CA2787887 C CA 2787887C
Authority
CA
Canada
Prior art keywords
ply
layer
fibers
sap
absorbing structure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2787887A
Other languages
English (en)
French (fr)
Other versions
CA2787887A1 (en
Inventor
Henning Roettger
Stefanie Lutter
Ralf Ehmke
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Glatfelter Falkenhagen GmbH
Original Assignee
Glatfelter Falkenhagen GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US12/657,982 external-priority patent/US20110184365A1/en
Priority claimed from DE102010006228A external-priority patent/DE102010006228A1/de
Application filed by Glatfelter Falkenhagen GmbH filed Critical Glatfelter Falkenhagen GmbH
Publication of CA2787887A1 publication Critical patent/CA2787887A1/en
Application granted granted Critical
Publication of CA2787887C publication Critical patent/CA2787887C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F13/537—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad characterised by a layer facilitating or inhibiting flow in one direction or plane, e.g. a wicking layer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F13/15617—Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres
    • A61F13/15642—Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres by depositing continuous layers or pads of fibrous material on single sheets or webs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F13/15617—Making absorbent pads from fibres or pulverulent material with or without treatment of the fibres
    • A61F13/15658—Forming continuous, e.g. composite, fibrous webs, e.g. involving the application of pulverulent material on parts thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/530182—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp characterized by the connection between the fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530131—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp
    • A61F2013/530379—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp comprising mixtures of fibres
    • A61F2013/53043—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium being made in fibre but being not pulp comprising mixtures of fibres with different ratio of components
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/530489—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being randomly mixed in with other material
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F2013/530481—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials
    • A61F2013/530489—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being randomly mixed in with other material
    • A61F2013/530496—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having superabsorbent materials, i.e. highly absorbent polymer gel materials being randomly mixed in with other material being fixed to fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/53—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium
    • A61F13/534—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad
    • A61F2013/53445—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the absorbing medium having an inhomogeneous composition through the thickness of the pad from several sheets

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Vascular Medicine (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Manufacturing & Machinery (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Laminated Bodies (AREA)
  • Nonwoven Fabrics (AREA)
CA2787887A 2010-01-28 2011-01-28 Flexible, strongly absorbing material Active CA2787887C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US12/657,982 US20110184365A1 (en) 2010-01-28 2010-01-28 Flexible, highly absorbent material
US12/657,982 2010-01-28
DE102010006228.6 2010-01-28
DE102010006228A DE102010006228A1 (de) 2010-01-28 2010-01-28 Flexibles, stark absorbierendes Material
PCT/EP2011/000391 WO2011092025A1 (de) 2010-01-28 2011-01-28 Flexibles, stark absorbierendes material

Publications (2)

Publication Number Publication Date
CA2787887A1 CA2787887A1 (en) 2011-08-04
CA2787887C true CA2787887C (en) 2018-06-12

Family

ID=43971304

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2787887A Active CA2787887C (en) 2010-01-28 2011-01-28 Flexible, strongly absorbing material

Country Status (10)

Country Link
EP (1) EP2528567B1 (pl)
JP (1) JP5934111B2 (pl)
CN (1) CN102883693B (pl)
BR (1) BR112012018544B1 (pl)
CA (1) CA2787887C (pl)
ES (1) ES2847975T3 (pl)
MX (1) MX345705B (pl)
PL (1) PL2528567T3 (pl)
RU (1) RU2563760C2 (pl)
WO (1) WO2011092025A1 (pl)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5709796B2 (ja) * 2012-05-18 2015-04-30 ユニ・チャーム株式会社 吸収性物品
GB2503924A (en) * 2012-07-13 2014-01-15 Glatfelter Switzerland Sarl Super-absorbent sandwich web
RU2636371C2 (ru) * 2012-10-23 2017-11-22 Као Корпорейшн Абсорбирующее изделие
WO2016115181A1 (en) * 2015-01-12 2016-07-21 Buckeye Technologies Inc. High performance nonwoven structure
NZ741447A (en) 2015-11-06 2022-12-23 Ethicon Inc Compacted hemostatic cellulosic aggregates
DE102017215078A1 (de) * 2017-08-29 2019-02-28 Sig Technology Ag Flächenförmiger Verbund, insbesondere zum Herstellen formstabiler Nahrungsmittelbehälter, mit einer durch eine Vielzahl von teilweise konvex gebogenen Rilllinien gebildeten Dachfläche
US11091861B2 (en) * 2018-01-31 2021-08-17 Fibertex Personal Care A/S Spunbonded nonwoven with crimped fine fibers
EP3569210B1 (en) * 2018-05-15 2022-04-27 The Procter & Gamble Company Disposable absorbent articles
JP7136733B2 (ja) * 2019-03-28 2022-09-13 大同メタル工業株式会社 摺動部材
JP7729807B2 (ja) * 2019-09-18 2025-08-26 グラットフェルター・コーポレイション 吸収性不織布材料
CN111195368A (zh) * 2020-03-09 2020-05-26 江苏德邦卫生用品有限公司 一种抗菌高吸附性的婴儿尿不湿及制备工艺
CN111529212A (zh) * 2020-05-07 2020-08-14 陈兵 吸收性复合体及制造方法、吸收性物品及制造方法、卫生材料、医疗用品
IT202000019429A1 (it) * 2020-08-06 2022-02-06 Gdm Spa Metodo per realizzare un nastro composito
CN115005729B (zh) * 2022-07-06 2024-04-23 欣龙控股（集团）股份有限公司 一种麻面透气百洁布
JP2025104886A (ja) * 2023-12-28 2025-07-10 ユニ・チャーム株式会社 吸収体を製造する方法
JP2025105092A (ja) * 2023-12-28 2025-07-10 ユニ・チャーム株式会社 吸収性コア形成装置、及び、吸収性コアを形成する方法

Family Cites Families (20)

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DE3720031A1 (de) * 1987-06-16 1989-01-05 Freudenberg Carl Fa Saugkoerper aus vliesstoff und verfahren zu seiner herstellung
US5360420A (en) * 1990-01-23 1994-11-01 The Procter & Gamble Company Absorbent structures containing stiffened fibers and superabsorbent material
DE19505709A1 (de) 1995-02-20 1996-08-22 Stockhausen Chem Fab Gmbh Schichtförmig aufgebauter Körper zur Absorption von Flüssigkeiten sowie seine Herstellung und Verwendung
US6420626B1 (en) * 1999-06-08 2002-07-16 Buckeye Technologies Inc. Unitary fluid acquisition, storage, and wicking material
WO2001070158A1 (en) * 1998-08-27 2001-09-27 Weyerhaeuser Company Absorbent composite having surface dryness
DE19918343C2 (de) 1999-04-22 2001-03-08 Wacker Chemie Gmbh Verfahren zur Herstellung von Faservliesen nach dem Airlaidverfahren
DE10152155B4 (de) 2001-10-25 2007-09-13 Korma S.P.A. Absorber mit Bindemittel
ATE348585T1 (de) * 2002-04-24 2007-01-15 Procter & Gamble Saugfähiger artikel mit einer einheitlichen, absorbierenden struktur
DE10232078A1 (de) 2002-07-15 2004-03-04 Wagner, Werner, Dr. Verfahren zur Herstellung von Fasern mit einem Gehalt an Superabsobentien
DE10251137A1 (de) 2002-10-31 2004-05-13 Basf Ag Ultradünne Materialien aus Faser und Superabsorber
US6888044B2 (en) * 2002-12-23 2005-05-03 Kimberly-Clark Worldwide, Inc. High capacity absorbent structure and method for producing same
DE10327026B4 (de) 2003-06-16 2010-11-04 Hakle-Kimberly Deutschland Gmbh Airlaidverfahren mit verbessertem Durchsatz, Faservlies, Verwendung einer Viskosekurzfaser und Absorbierender Gegenstand
JP4342330B2 (ja) * 2003-11-14 2009-10-14 ユニ・チャーム株式会社 使い捨て着用物品
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DE102004015686A1 (de) 2004-03-29 2005-10-27 Basf Ag Quellbare hydrogelbildende Polymere mit hoher Permeabilität
DE102004024551B4 (de) 2004-05-18 2007-10-04 Metsä Tissue Oyj Kombiniertes Tissue/Airlaid-Produkt, Verwendung und Verfahren zu dessen Herstellung
DE102004056154A1 (de) 2004-11-05 2006-05-11 Concert Gmbh Walzenanordnung für die Vlies-Produktion
DK2140844T3 (da) * 2008-07-04 2012-11-05 Oerlikon Textile Gmbh & Co Kg Non-woven flerlaget fiberdug og fremgangsmåde og anlæg til fremstilling af dugen
DE102010006228A1 (de) 2010-01-28 2011-08-18 Glatfelter Falkenhagen GmbH, 16928 Flexibles, stark absorbierendes Material

Also Published As

Publication number Publication date
JP2013517859A (ja) 2013-05-20
RU2012136630A (ru) 2014-03-10
WO2011092025A1 (de) 2011-08-04
MX2012008321A (es) 2013-01-22
EP2528567B1 (de) 2020-09-16
PL2528567T3 (pl) 2021-03-22
BR112012018544B1 (pt) 2020-09-29
CN102883693A (zh) 2013-01-16
RU2563760C2 (ru) 2015-09-20
JP5934111B2 (ja) 2016-06-15
ES2847975T3 (es) 2021-08-04
CA2787887A1 (en) 2011-08-04
MX345705B (es) 2017-02-13
CN102883693B (zh) 2017-04-26
EP2528567A1 (de) 2012-12-05
BR112012018544A2 (pt) 2016-05-03

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